CN112560833B - Information display system based on remote sensing image - Google Patents
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Abstract
The invention relates to an information display system based on remote sensing images, which comprises an unmanned aerial vehicle, a data processing module and an information display module, wherein the data processing module is provided with a central control unit. The inspection area is divided into a plurality of areas, the central control unit analyzes the image information acquired by the unmanned aerial vehicle to obtain information such as grade scores, survival rate conditions and germination conditions of the areas, the central control module integrates the analyzed information with the image information of the areas in different periods and transmits the integrated information to the information display module, and the information display module can intuitively acquire information such as the total germination rate and germination conditions of the inspection area, the germination rate and germination conditions of a single area and the survival conditions of crops in the single area through the information of the areas through the display system, so that a foundation is laid for the cultivation regulation and control of the crops.
Description
Technical Field
The invention relates to the technical field of remote sensing imaging, in particular to an information display system based on remote sensing images.
Background
The remote sensing technology is a modern comprehensive technology which receives electromagnetic wave information from various ground features on the earth surface from high altitude or outer space, and carries out scanning, photographing, transmission and processing on the information so as to carry out remote control measurement and identification on various ground features and phenomena on the earth surface. The most basic thing of remote sensing technology is the remote sensing image, and whether a sensor is designed or the remote sensing application is focused, the remote sensing image is surrounded to work.
Crops are various plants cultivated in agriculture. Including grain crops and economic crops (oil crops, vegetable crops, flowers, grasses and trees). The food is taken by people as days, the relationship between people and food is expressed, and the reasonable meal collocation can bring health to people. The growth of crops can not be separated from scientific technological production technology and novel industrially manufactured mechanical equipment capable of assisting agricultural production.
With the development of remote sensing imaging, more and more agricultural production also adds remote sensing technology, however, current remote sensing imaging technology often only gathers the image, does not carry out deep analysis to image information, often needs relevant personnel to carry out secondary analysis to the image when carrying out crops image display, is unfavorable for the cultivation regulation and control of crops.
Disclosure of Invention
Therefore, the information display system based on the remote sensing image can display information of all stages of crops in detail and is used for solving the problem that the cultivation regulation and control steps of the crops are complicated due to the fact that image information is acquired independently through remote sensing imaging in the prior art.
In order to achieve the above object, the present invention provides an information display system based on remote sensing images, comprising:
the unmanned aerial vehicle comprises a machine body, a control cabin and an equipment cabin, wherein the control cabin and the equipment cabin are arranged on the machine body;
the data processing module comprises a wireless communication base station, a data storage unit, a data analysis unit and a central control unit, and the unmanned aerial vehicle is wirelessly connected with the data processing module through the wireless communication unit;
the information display module is connected with the data processing module and comprises a display screen and an operation panel;
a topographic map for showing regions is arranged in the central control unit, the central control unit divides the topographic map into N regions according to the area, and the divided regions are numbered in sequence and are a1 st region, a2 nd region, a 3 rd region and an … Nth region respectively;
planting crops to be displayed in each divided region, wherein the planting amount of each region is M;
patrol time intervals are arranged in the central control unit, and comprise a germination time interval T1 and a seedling growth time interval T2;
when the crops to be displayed are sown and sprout time intervals T1 are passed, the central control unit controls the unmanned aerial vehicle to carry out first inspection, the central control unit sends inspection signals to the wireless communication unit through the wireless communication base station, the unmanned aerial vehicle inspects a remote sensing area and records an inspection image A1;
the unmanned aerial vehicle transmits the inspection image A1 to the data processing module through the wireless communication unit, and the data processing module stores the inspection image A1;
when the first inspection is finished and the seedling growth time interval T2 passes, the unmanned aerial vehicle acquires the environmental information of the display area for the second time and generates an inspection image A2, and the unmanned aerial vehicle transmits the inspection image A2 to the data processing module through the wireless communication unit;
the central control unit integrates the images to generate a region group B1 and a region group B2, and for the region group Bi, Bi (Bi 1, Bi2, Bi3 … BiN), i =1,2, wherein Bi1 is a first region image of the patrol inspection image Ai, Bi2 is a second region image of the patrol inspection image Ai, and Bi3 is a third region image … BiN of the patrol inspection image Ai and an Nth region image of the patrol inspection image Ai;
the central control unit performs integrated analysis on the acquired image information, determines the total germination rate of the inspection area and the germination rate of any single area from the inspection image A1, and determines the germination condition of the area according to the total germination rate and the germination rate of the single area; the central control unit determines the survival rate of the crops in the single area from the patrol image A2;
for the j area, the central control unit calculates the crop cultivation score of the area according to the germination condition and the survival rate of the area, j =1,2,3 … N, and a germination rate ratio crop cultivation score parameter F1 and a survival rate crop cultivation score parameter F2 are set in the calculation process, wherein the score parameter F1 is adjusted for the first time according to the total germination condition of the inspection area and adjusted for the second time according to the germination condition of the j area, and the score parameter F2 is adjusted according to the survival rate of the j area;
the central control unit determines the cultivation grade of the jth area according to the crop cultivation score, integrates the grade, score, survival rate condition and germination condition of each area and image information of the area in different periods, transmits the integrated information to the information display module, and the information display module displays the information of each area through the display screen and selects different colors for displaying the cultivation grade of the area according to the information of different areas;
when adopting each regional information of information display module display, can choose for use the display mode, include: displaying a total image of the inspection area, displaying a single image of a designated area, displaying a plurality of images of the designated area and displaying the image distribution of the same level; after the display mode is selected, the image information in the designated area can be zoomed through the operation panel.
Further, the central control unit analyzes the patrol image A1, counts the number of the sprouting plants in each area, and calculates the sprouting percentage of the crops in each area, wherein the sprouting percentage Cj of the jth area has Cj = mj/M × 100%, j =1,2,3 … N, and mj is the number of the sprouting plants of the crops in the jth area;
the central control unit calculates the total number mz of the germination plants of the patrol area, mz = M1+ M2+ M3+ … + mN, and calculates the total germination rate Cz of the patrol area, and Cz = mz/(M multiplied by N);
the central control unit is provided with a first judgment grade parameter Cz1 and a second judgment grade parameter Cz2 of the total germination percentage, the central control unit compares the total germination percentage Cz of the inspection area with the first judgment grade parameter Cz1 and the second judgment grade parameter Cz2 to determine the total germination condition of the inspection area, wherein,
when the Cz is less than or equal to Cz1, the central control unit judges that the total germination rate of the inspection area is low;
when Cz is greater than 1 and less than or equal to Cz2, the central control unit judges that the total germination rate of the routing inspection area is moderate;
when Cz is larger than Cz2, the central control unit judges that the total germination rate of the routing inspection area is high.
Furthermore, a first preset germination rate ratio parameter G1 and a second preset germination rate ratio parameter G2 are arranged in the central control unit, the central control unit calculates a ratio Dj of the germination rate Cj of the jth area to the total germination rate Cz of the inspection area, and Dj = Cj/Cz;
the central control unit compares Dj with a first preset germination rate ratio parameter G1 and a second preset germination rate ratio parameter G2, and judges the germination condition of the jth area according to the comparison result;
when Dj is less than or equal to G1, the central control unit judges that the j-th area has poor germination condition;
when G1 < Dj is less than or equal to G2, the central control unit judges that the j area condition is general;
when Dj is larger than G2, the central control unit judges that the condition of the jth area is good;
and the central control unit judges the germination conditions of all the areas according to the operation.
Furthermore, the numerical values of a first preset germination percentage ratio parameter G1 and a second preset germination percentage ratio parameter G2 are adjusted according to the total germination condition of the routing inspection area, the initial value of the first preset germination percentage ratio parameter G1 is G1, the initial value of the second preset germination percentage ratio parameter G2 is G2,
when the central control unit judges that the total germination percentage of the inspection area is low, the central control unit adjusts the first preset germination percentage ratio parameter G1 to G1 ', and adjusts the second preset germination percentage ratio parameter G2 to G2', G1 '= G1 × 1.1, and G2' = G2 × 1.15;
when the central control unit judges that the total germination percentage of the routing inspection area is moderate, the central control unit does not adjust the first preset germination percentage ratio parameter and the second preset germination percentage ratio parameter;
when the central control unit judges that the total germination rate of the inspection area is high, the central control unit adjusts the first preset germination rate ratio parameter G1 to G1 ', and adjusts the second preset germination rate ratio parameter G2 to G2', G1 '= G1 × 0.95, and G2' = G2 × 0.9.
Further, after the central control unit completes the germination percentage statistics of all the areas, the central control unit analyzes the inspection image A2, counts the number of plants living in each area, and calculates the survival rate of crops in each area, wherein the survival rate Ej of the jth area is Ej = pj/mj multiplied by 100%, and pj is the number of plants living in the growing period of the seedling;
the central control unit is internally provided with a survival rate judgment parameter e1, the central control unit calculates the ratio delta Ej of the j-th area survival rate Ej to the survival rate judgment parameter e1, the delta Ej = Ej/e 1, and the central control unit judges the j-th area survival rate according to the value of the delta Ej:
when the delta Ej is larger than or equal to 0.90, the central control unit judges that the survival rate of the jth area is excellent, and the jth area is suitable for the survival of planted crops;
when the delta Ej is more than or equal to 0.60 and less than 0.90, the central control unit judges that the survival rate of the jth area is general, and the jth area can ensure that the planted crops survive;
when the delta Ej is less than 0.50, the central control unit judges that the survival rate of the jth area is low, and the jth area can not guarantee the survival of the planted crops.
Furthermore, a germination percentage ratio to crop cultivation scoring parameter F1 and a survival rate to crop cultivation scoring parameter F2 are arranged in the central control unit, and the central control unit calculates a j-th area crop cultivation score Zj according to a ratio Dj of the j-th area germination percentage Cj to the total germination percentage Cz of the patrol area and the j-th area survival rate Ej, wherein Zj = Dj × F1+ Ej × F2.
Further, the central control unit is provided with cultivation grades S1, S2, S3 and S4, wherein S1 is a first preset cultivation grade, S2 is a second preset cultivation grade, S3 is a third preset cultivation grade, and S4 is a fourth preset cultivation grade;
grading grade grading parameters z1, z2 and z3 are further arranged in the central control unit, wherein z1 is a first preset grading parameter, z2 is a second preset grading parameter, and z3 is a third preset grading parameter;
the central control unit compares the j-th area crop cultivation score Zj with each score grade score parameter, determines the j-th area cultivation grade according to the comparison result, wherein,
when Zj is larger than or equal to z1, the central control unit judges that the cultivation grade of the crops in the jth area is a first preset cultivation grade S1;
when z2 is not less than Zj and is less than z1, the central control unit judges that the cultivation grade of the crops in the jth area is a second preset cultivation grade S2;
when z3 is not less than Zj and is less than z2, the central control unit judges that the crop cultivation grade of the jth area is a third preset cultivation grade S3;
when Zj is less than z3, the central control unit judges that the j-th area crop cultivation grade is a fourth preset cultivation grade S4;
the green display-related information is taken for a region having a rating of the first preset cultivation rating S1, the blue display-related information is taken for a region having a rating of the second preset cultivation rating S2, the yellow display-related information is taken for a region having a rating of the third preset cultivation rating S3, and the red display-related information is taken for a region having a rating of the fourth preset cultivation rating S4.
Further, the germination rate ratio is used for regulating a crop cultivation scoring parameter F1 once according to the total germination condition of the inspection area, and the initial value of the parameter F1 is F1;
when the central control unit judges that the total germination rate of the inspection area is low, the central control unit adjusts the parameter F1 to be F1 ', F1' = F1 multiplied by 0.95;
when the central control unit judges that the total germination rate of the routing inspection area is moderate, the central control unit does not adjust the parameter F1;
when the central control unit judges that the total germination rate of the inspection area is high, the central control unit adjusts the parameter F1 to be F1 ', F1' = F1 multiplied by 1.05.
Further, the germination percentage ratio carries out secondary adjustment on the crop cultivation scoring parameter F1 according to the germination condition of the jth area of the patrol area,
when the central control unit judges that the germination condition of the j-th area is poor, the central control unit adjusts the parameter F1 to be F1 ', F1 ' = F1 ' × 0.9;
when the central control unit judges that the condition of the jth area is general, the central control unit does not adjust the parameter F1;
when the central control unit determines that the condition of the j-th area is good, the central control unit adjusts the parameter F1 to F1 ', F1 ' = F1 ' × 1.1.
Further, the survival rate is adjusted according to a j-th area survival rate parameter F2, and an initial value of the parameter F2 is F2;
when the central control unit judges that the survival rate of the j-th area is good, the central control unit adjusts the parameter F2 to F2 ', F2' = F2 × 1.1;
when the central control unit judges that the survival rate of the j area is general, the central control unit does not adjust the parameter F2;
when the central control unit determines that the survival rate of the j-th area is low, the central control unit adjusts the parameter F2 to F2 ', F2' = F2 × 0.95.
Compared with the prior art, the invention has the advantages that the collected image information is integrated and analyzed, the total germination rate of the inspection area and the germination rate of any single area are determined from the inspection image A1, and the germination condition of the area is determined according to the total germination rate and the germination rate of the single area; the central control unit determines the survival rate of the crops in the single area from the patrol image A2; for the j-th area, the central control unit calculates the crop cultivation score of the area according to the germination condition and the survival rate of the area, j =1,2,3 … N, and a germination ratio to crop cultivation score parameter F1 and a survival rate to crop cultivation score parameter F2 are set in the calculation process. The cultivation grade of the jth area is determined according to the crop cultivation grade, the central control unit integrates the grade grades, the survival rate condition, the germination condition and the image information of the area in different periods, the integrated information is transmitted to the information display module, the information display module displays the information of the areas through the display screen, different colors are selected for displaying the cultivation grades of the areas according to the information of the different areas, the different cultivation grades are displayed through the different colors, the distribution condition of the cultivation grades is determined, meanwhile, the information such as the germination rate and the germination condition of the whole routing inspection area, the germination rate and the germination condition of a single area, the survival condition of crops in the single area and the like can be visually obtained through the display system, and a foundation is laid for the cultivation regulation and control of the crops.
Particularly, when the central control unit determines that the total germination percentage of the inspection area is low, the central control unit adjusts the first preset germination percentage ratio parameter G1 to G1 ', and adjusts the second preset germination percentage ratio parameter G2 to G2', G1 '= G1 × 1.1, G2' = G2 × 1.15; when the central control unit judges that the total germination rate of the inspection area is high, the central control unit adjusts the first preset germination rate ratio parameter G1 to G1 ', and adjusts the second preset germination rate ratio parameter G2 to G2', G1 '= G1 × 0.95, and G2' = G2 × 0.9; the germination rate ratio parameter is adjusted according to the difference of the overall germination rate, wherein when the overall germination rate is low, the germination rate of a single region is low, and a larger ratio can be obtained, so that the germination rate ratio parameter is increased when the overall germination rate is low, and similarly, when the overall germination rate is high, the germination rate ratio parameter is reduced, and the accurate range of the germination condition evaluation of the single region is ensured by intelligently adjusting and controlling the ratio parameter according to the ratio of the overall germination rate.
The central control unit compares Dj with a first preset germination rate ratio parameter G1 and a second preset germination rate ratio parameter G2, judges the germination condition of the jth area according to the comparison result, compares the germination condition of the single area with the total germination rate of the inspection area when judging the germination condition of the single area, and judges the germination condition of the single area by referring to the total germination condition of the inspection area, so that the germination condition of the single area is ensured to be evaluated in an accurate range.
Particularly, after the central control unit completes the germination percentage statistics of all areas, the central control unit analyzes the inspection image A2, counts the number of survived plants in each area, and calculates the survival rate of crops in each area, the survival rate Ej of the jth area is Ej = pj/mj multiplied by 100%, in the actual crop cultivation process, different areas have different characteristics, some areas are beneficial to crop germination, some areas are beneficial to crop survival, the survival rate of a single area is compared with the germination rate of the area, the dynamic cultivation characteristics of the inspection area can be mastered more accurately, the prejudgment on the crop cultivation results is facilitated, meanwhile, the favorable conditions of the single area are known, and a foundation is laid for the cultivation regulation and control of the crops.
Particularly, a germination percentage ratio to crop cultivation scoring parameter F1 and a survival rate to crop cultivation scoring parameter F2 are arranged in the central control unit, the central control unit calculates a j-th area crop cultivation score Zj according to a ratio Dj of a j-th area germination percentage Cj to a total germination percentage Cz of the patrol area and a j-th area survival rate Ej, and the Zj = Dj × F1+ Ej × F2. When the crop cultivation is evaluated, different areas have different characteristics, some areas are beneficial to crop germination, some areas are beneficial to crop survival, the germination rate is not simply considered from the survival rate, the germination rate is considered together, different weight parameters are set for the germination rate and the survival rate, the crop is clearly and accurately evaluated, and a foundation is laid for the cultivation regulation and control of the crop.
When the central control unit judges that the total germination rate of the inspection area is low, the central control unit adjusts the parameter F1 to be F1 ', F1' = F1 multiplied by 0.95; when the central control unit judges that the total germination rate of the inspection area is high, the central control unit adjusts the parameter F1 to F1 ', F1' = F1 multiplied by 1.05; the total germination rate of the routing inspection area is low, the overall germination condition of crops is not ideal, the parameter F1 is reduced, the influence of the overall germination rate on the cultivation grade is increased, similarly, the total germination rate of the routing inspection area is high, the overall germination condition of the crops is beyond expectation, the parameter F1 is increased, the influence of the overall germination rate on the cultivation grade is increased, the grading parameter is adjusted according to the overall germination rate of the routing inspection area, the crops are clearly and accurately graded, and a foundation is laid for the cultivation regulation and control of the crops.
Particularly, the germination percentage ratio is used for secondarily adjusting the crop cultivation scoring parameter F1 according to the germination condition of the j-th area of the inspection area, and when the central control unit judges that the germination condition of the j-th area is poor, the central control unit adjusts the parameter F1 to be F1 ", and F1" = F1' × 0.9; when the central control unit judges that the condition of the j-th area is good, the central control unit adjusts the parameter F1 to be F1 ', F1 ' = F1 ' × 1.1; and (3) poor germination condition of the jth area, which indicates that the crop germination condition is not ideal in the jth area, reducing the parameter F1, increasing the influence of the germination condition of the jth area on the cultivation grade, and similarly, poor germination condition of the jth area, which indicates that the crop germination condition is beyond expectation, increasing the parameter F1, adjusting the size of the scoring parameter according to the germination condition of the jth area, clearly and accurately scoring the crop, and laying a foundation for cultivation regulation and control of the crop. Meanwhile, the germination condition of crops in a single area can reflect the actual germination capacity better than that of the whole routing inspection area, so that the adjustment strength is higher when the parameter F1 is adjusted in the single area than that of the total germination rate of the routing inspection area.
Particularly, the survival rate is adjusted according to the j-th area survival rate, wherein the initial value of the parameter F2 is F2; when the central control unit judges that the survival rate of the j-th area is good, the central control unit adjusts the parameter F2 to F2 ', F2' = F2 × 1.1; when the central control unit judges that the survival rate of the j-th area is low, the central control unit adjusts the parameter F2 to F2 ', F2' = F2 × 0.95; the survival rate of the j-th area is excellent, the parameter F2 is increased, and the influence of the survival rate of the j-th area on the cultivation grade is increased; the survival rate of the jth area is low, the parameter F2 is reduced, the influence of the survival rate of the jth area on the cultivation grade is increased, the grading parameter is adjusted through the survival rate of the jth area, the crops are clearly and accurately graded, and a foundation is laid for the cultivation regulation and control of the crops.
Drawings
Fig. 1 is a schematic structural diagram of an information display system based on remote sensing images according to the present invention.
Detailed Description
In order that the objects and advantages of the invention will be more clearly understood, the invention is further described below with reference to examples; it should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Preferred embodiments of the present invention are described below with reference to the accompanying drawings. It should be understood by those skilled in the art that these embodiments are only for explaining the technical principle of the present invention, and do not limit the scope of the present invention.
It should be noted that in the description of the present invention, the terms of direction or positional relationship indicated by the terms "upper", "lower", "left", "right", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, which are only for convenience of description, and do not indicate or imply that the device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
Furthermore, it should be noted that, in the description of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
Referring to fig. 1, which is a schematic structural diagram of an information display system based on remote sensing images according to the present invention, the present invention provides an information display system based on remote sensing images, comprising an unmanned aerial vehicle 1, a data processing module 2, and an information display module 3, wherein,
the unmanned aerial vehicle 1 comprises a machine body, a control cabin and an equipment cabin, wherein the control cabin and the equipment cabin are arranged on the machine body;
the data processing module 2 comprises a wireless communication base station, a data storage unit, a data analysis unit and a central control unit, and the unmanned aerial vehicle 1 is wirelessly connected with the data processing module 2 through the wireless communication unit;
and the information display module 3 is connected with the data processing module 2, and the information display module 3 comprises a display screen and an operation panel.
The central control unit is internally provided with a topographic map for displaying regions, divides the topographic map into N regions according to the area, and numbers the divided regions in sequence, namely a1 st region, a2 nd region, a 3 rd region and an … Nth region.
Crops to be displayed are planted in the divided regions, and the planting amount of each region is M.
And patrol time interval is arranged in the central control unit and comprises germination time interval T1 and seedling growth time interval T2.
When waiting to demonstrate that crops seeding is accomplished and through the time interval T1 of sprouting, well accuse unit control unmanned aerial vehicle 1 patrols and examines for the first time, well accuse unit through the wireless communication basic station to the wireless communication unit sends and patrols and examines the signal, unmanned aerial vehicle 1 patrols and examines to the remote sensing region to the record is patrolled and examined image A1.
The unmanned aerial vehicle 1 passes through the wireless communication unit will patrol and examine image A1 and transmit to data processing module 2, data processing module 2 storage patrols and examines image A1.
When accomplishing to patrol and examine for the first time and through seedling growth time interval T2, unmanned aerial vehicle 1 acquires the regional environmental information of show for the second time, and generates and patrols and examines image A2, and unmanned aerial vehicle 1 passes through wireless communication unit will patrol and examine image A2 and transmit to data processing module 2.
The central control unit integrates the images to generate a region group B1 and a region group B2, and for the region groups Bi, Bi (Bi 1, Bi2, Bi3 … BiN), i =1,2, wherein Bi1 is a first region image of the patrol inspection image Ai, Bi2 is a second region image of the patrol inspection image Ai, and Bi3 is a third region image … BiN of the patrol inspection image Ai is an Nth region image of the patrol inspection image Ai.
The central control unit performs integrated analysis on the acquired image information, determines the total germination rate of the inspection area and the germination rate of any single area from the inspection image A1, and determines the germination condition of the area according to the total germination rate and the germination rate of the single area; the central control unit determines the survival rate of the crops in the single area from the patrol image A2;
for the j area, the central control unit calculates the crop cultivation score of the area according to the germination condition and the survival rate of the area, j =1,2,3 … N, and a germination rate ratio crop cultivation score parameter F1 and a survival rate crop cultivation score parameter F2 are set in the calculation process, wherein the score parameter F1 is adjusted once according to the total germination condition of the inspection area and adjusted twice according to the germination condition of the j area, and the score parameter F2 is adjusted according to the survival rate of the j area.
The central control unit determines the cultivation grade of the jth area according to the crop cultivation score, integrates the grade, score, survival rate condition and germination condition of each area and image information of the area in different periods, transmits the integrated information to the information display module 3, the information display module 3 displays the information of each area through the display screen, and the cultivation grade of the area is displayed in different colors according to the information of different areas;
when adopting information display module 3 shows each regional information, can choose for use the display mode, include: displaying a total image of the inspection area, displaying a single image of a designated area, displaying a plurality of images of the designated area and displaying the image distribution of the same level; after the display mode is selected, the image information in the designated area can be zoomed through the operation panel.
The central control unit analyzes the patrol image A1, counts the number of the sprouting plants in each area, and calculates the sprouting percentage of the crops in each area, wherein the sprouting percentage Cj of the jth area is Cj = mj/M multiplied by 100%, j =1,2,3 … N, and mj is the number of the sprouting plants of the crops in the jth area.
The central control unit calculates the total number mz of the germination plants in the patrol area, mz = M1+ M2+ M3+ … + mN, and calculates the total germination rate Cz of the patrol area, and Cz = mz/(M multiplied by N).
The central control unit is provided with a first judgment grade parameter Cz1 and a second judgment grade parameter Cz2 of the total germination percentage, the central control unit compares the total germination percentage Cz of the inspection area with the first judgment grade parameter Cz1 and the second judgment grade parameter Cz2 to determine the total germination condition of the inspection area, wherein,
when the Cz is less than or equal to Cz1, the central control unit judges that the total germination rate of the inspection area is low;
when Cz is greater than 1 and less than or equal to Cz2, the central control unit judges that the total germination rate of the routing inspection area is moderate;
when Cz is larger than Cz2, the central control unit judges that the total germination rate of the routing inspection area is high;
a first preset germination rate ratio parameter G1 and a second preset germination rate ratio parameter G2 are arranged in the central control unit.
The numerical values of the first preset germination rate ratio parameter G1 and the second preset germination rate ratio parameter G2 are adjusted according to the overall germination condition of the routing inspection area, the initial value of the first preset germination rate ratio parameter G1 is G1, and the initial value of the second preset germination rate ratio parameter G2 is G2.
When the central control unit judges that the total germination percentage of the inspection area is low, the central control unit adjusts the first preset germination percentage ratio parameter G1 to G1 ', and adjusts the second preset germination percentage ratio parameter G2 to G2', G1 '= G1 × 1.1, and G2' = G2 × 1.15;
when the central control unit judges that the total germination percentage of the routing inspection area is moderate, the central control unit does not adjust the first preset germination percentage ratio parameter and the second preset germination percentage ratio parameter;
when the central control unit judges that the total germination rate of the inspection area is high, the central control unit adjusts the first preset germination rate ratio parameter G1 to G1 ', and adjusts the second preset germination rate ratio parameter G2 to G2', G1 '= G1 × 0.95, and G2' = G2 × 0.9.
The germination rate ratio parameter is adjusted according to the difference of the overall germination rate, wherein when the overall germination rate is low, the germination rate of a single region is low, and a larger ratio can be obtained, so that the germination rate ratio parameter is increased when the overall germination rate is low, and similarly, when the overall germination rate is high, the germination rate ratio parameter is reduced, and the accurate range of the germination condition evaluation of the single region is ensured by intelligently adjusting and controlling the ratio parameter according to the ratio of the overall germination rate.
And the central control unit calculates the ratio Dj of the germination rate Cj of the j-th area to the total germination rate Cz of the patrol area, and Dj = Cj/Cz.
The central control unit compares Dj with a first preset germination rate ratio parameter G1 and a second preset germination rate ratio parameter G2, and judges the germination condition of the jth area according to the comparison result;
when Dj is less than or equal to G1, the central control unit judges that the j-th area has poor germination condition;
when G1 < Dj is less than or equal to G2, the central control unit judges that the j area condition is general;
when Dj > G2, the center control unit determines that the condition of the j-th area is good.
And the central control unit judges the germination conditions of all the areas according to the operation.
When the germination condition of the single area is judged, the germination rate of the area is compared with the total germination rate of the routing inspection area, and the germination condition of the single area is judged by referring to the total germination condition of the routing inspection area, so that the germination condition of the single area is estimated in an accurate range.
After the central control unit completes the germination percentage statistics of all the areas, the central control unit analyzes the inspection image A2, counts the number of survived plants in each area, and calculates the survival rate of crops in each area, wherein the survival rate Ej of the jth area is Ej = pj/mj multiplied by 100%, and pj is the number of survived plants in the growing period of the seedling.
The central control unit is internally provided with a survival rate judgment parameter e1, the central control unit calculates the ratio delta Ej of the j-th area survival rate Ej to the survival rate judgment parameter e1, the delta Ej = Ej/e 1, and the central control unit judges the j-th area survival rate according to the value of the delta Ej:
when the delta Ej is larger than or equal to 0.90, the central control unit judges that the survival rate of the jth area is excellent, and the jth area is suitable for the survival of planted crops;
when the delta Ej is more than or equal to 0.60 and less than 0.90, the central control unit judges that the survival rate of the jth area is general, and the jth area can ensure that the planted crops survive;
when the delta Ej is less than 0.50, the central control unit judges that the survival rate of the jth area is low, and the jth area can not guarantee the survival of the planted crops.
In actual crops cultivation process, different regions have different characteristics, and some regions are of value to crops and sprout, and some regions are favorable to crops to survive, contrast with this regional germination percentage during single regional survival rate, can more accurately master and patrol and examine regional dynamic cultivation characteristic, are favorable to predicting the crops cultivation achievement, and simultaneously, the advantage in understanding single region is laid the basis for the cultivation regulation and control of crops.
The central control unit is internally provided with a germination percentage ratio to crop cultivation scoring parameter F1 and a survival rate to crop cultivation scoring parameter F2, and calculates a j-th area crop cultivation score Zj according to a ratio Dj of a j-th area germination percentage Cj to a total germination percentage Cz of the inspection area and a j-th area survival rate Ej, wherein Zj = Dj × F1+ Ej × F2.
When the crop cultivation is evaluated, different areas have different characteristics, some areas are beneficial to crop germination, some areas are beneficial to crop survival, the germination rate is not simply considered from the survival rate, the germination rate is considered together, different weight parameters are set for the germination rate and the survival rate, the crop is clearly and accurately evaluated, and a foundation is laid for the cultivation regulation and control of the crop.
The central control unit is provided with cultivation grades S1, S2, S3 and S4, wherein S1 is a first preset cultivation grade, S2 is a second preset cultivation grade, S3 is a third preset cultivation grade, and S4 is a fourth preset cultivation grade.
Grading grade grading parameters z1, z2 and z3 are further arranged in the central control unit, wherein z1 is a first preset grading parameter, z2 is a second preset grading parameter, and z3 is a third preset grading parameter.
The central control unit compares the j-th area crop cultivation score Zj with each score grade score parameter, determines the j-th area cultivation grade according to the comparison result, wherein,
when Zj is larger than or equal to z1, the central control unit judges that the cultivation grade of the crops in the jth area is a first preset cultivation grade S1;
when z2 is not less than Zj and is less than z1, the central control unit judges that the cultivation grade of the crops in the jth area is a second preset cultivation grade S2;
when z3 is not less than Zj and is less than z2, the central control unit judges that the crop cultivation grade of the jth area is a third preset cultivation grade S3;
when Zj < z3, the center control unit determines that the j-th regional crop cultivation level is a fourth preset cultivation level S4.
Determining the grade scores of all the areas in the inspection area according to the j-th area cultivation grade determination operation, the central control unit integrates the grade, the score, the survival rate condition and the germination condition of each area and the image information of the areas in different periods, the integrated information is transmitted to the information display module 3, the information display module 3 displays the information of each area through the display screen, different colors are selected for displaying the information of different areas according to the cultivation grades of the area, wherein, the green display related information is adopted for the area with the grade being the first preset cultivation grade S1, the area with the grade of the second preset cultivation grade S2 is blue-colored to display the related information, the region with the grade of the third preset cultivation grade S3 is displayed in yellow, adopting red color to display related information for the area with the grade being the fourth preset cultivation grade S4;
when adopting information display module 3 shows each regional information, can choose for use the display mode, include: displaying a total image of the inspection area, displaying a single image of a designated area, displaying a plurality of images of the designated area and displaying the image distribution of the same level; after the display mode is selected, the image information in the designated area can be zoomed through the operation panel.
Different cultivation grades are displayed through different colors, the distribution situation of the cultivation grades is determined, and a foundation is laid for the cultivation regulation and control of crops.
The germination rate ratio is used for regulating a crop cultivation scoring parameter F1 once according to the total germination condition of the inspection area, and the initial value of the parameter F1 is F1;
when the central control unit judges that the total germination rate of the inspection area is low, the central control unit adjusts the parameter F1 to be F1 ', F1' = F1 multiplied by 0.95;
when the central control unit judges that the total germination rate of the routing inspection area is moderate, the central control unit does not adjust the parameter F1;
when the central control unit judges that the total germination rate of the inspection area is high, the central control unit adjusts the parameter F1 to be F1 ', F1' = F1 multiplied by 1.05.
The total germination rate of the routing inspection area is low, the overall germination condition of crops is not ideal, the parameter F1 is reduced, the influence of the overall germination rate on the cultivation grade is increased, similarly, the total germination rate of the routing inspection area is high, the overall germination condition of the crops is beyond expectation, the parameter F1 is increased, the influence of the overall germination rate on the cultivation grade is increased, the grading parameter is adjusted according to the overall germination rate of the routing inspection area, the crops are clearly and accurately graded, and a foundation is laid for the cultivation regulation and control of the crops.
The germination percentage ratio carries out secondary adjustment on the crop cultivation scoring parameter F1 according to the germination condition of the jth area of the patrol area,
when the central control unit judges that the germination condition of the j-th area is poor, the central control unit adjusts the parameter F1 to be F1 ', F1 ' = F1 ' × 0.9;
when the central control unit judges that the condition of the jth area is general, the central control unit does not adjust the parameter F1;
when the central control unit determines that the condition of the j-th area is good, the central control unit adjusts the parameter F1 to F1 ', F1 ' = F1 ' × 1.1.
And (3) poor germination condition of the jth area, which indicates that the crop germination condition is not ideal in the jth area, reducing the parameter F1, increasing the influence of the germination condition of the jth area on the cultivation grade, and similarly, poor germination condition of the jth area, which indicates that the crop germination condition is beyond expectation, increasing the parameter F1, adjusting the size of the scoring parameter according to the germination condition of the jth area, clearly and accurately scoring the crop, and laying a foundation for cultivation regulation and control of the crop. Meanwhile, the germination condition of crops in a single area can reflect the actual germination capacity better than that of the whole routing inspection area, so that the adjustment strength is higher when the parameter F1 is adjusted in the single area than that of the total germination rate of the routing inspection area.
The survival rate is adjusted according to the j-th area survival rate, wherein the initial value of the parameter F2 is F2;
when the central control unit judges that the survival rate of the j-th area is good, the central control unit adjusts the parameter F2 to F2 ', F2' = F2 × 1.1;
when the central control unit judges that the survival rate of the j area is general, the central control unit does not adjust the parameter F2;
when the central control unit determines that the survival rate of the j-th area is low, the central control unit adjusts the parameter F2 to F2 ', F2' = F2 × 0.95.
The survival rate of the j-th area is excellent, the parameter F2 is increased, and the influence of the survival rate of the j-th area on the cultivation grade is increased; the survival rate of the jth area is low, the parameter F2 is reduced, the influence of the survival rate of the jth area on the cultivation grade is increased, the grading parameter is adjusted through the survival rate of the jth area, the crops are clearly and accurately graded, and a foundation is laid for the cultivation regulation and control of the crops.
The initial value f2 was 0.4 and f1 was 0.6.
The information display system can intuitively acquire the information of the total germination rate and the germination condition of the inspection area, the germination rate and the germination condition of a single area, the survival condition of crops in the single area and the like, lays a foundation for the cultivation regulation of the crops, for example, when the next crop cultivation is carried out, the area in the S4 grade is determined as a facility guarantee area, the crops are not cultivated in the area of the same grade, a water station and a supervision center are built instead; when the area in the S3 grade is cultivated, the throwing force of the cultivated seeds is increased to ensure the survival rate of the final seeds, and meanwhile, the water and fertilizer application management of the seeds in the S3 area is increased to further improve the survival rate of the area; the soil climate and the like in the S1 area are analyzed to determine the optimal survival conditions of the crops.
So far, the technical solutions of the present invention have been described in connection with the preferred embodiments shown in the drawings, but it is easily understood by those skilled in the art that the scope of the present invention is obviously not limited to these specific embodiments. Equivalent changes or substitutions of related technical features can be made by those skilled in the art without departing from the principle of the invention, and the technical scheme after the changes or substitutions can fall into the protection scope of the invention.
Claims (10)
1. An information display system based on remote sensing image, characterized by includes:
the unmanned aerial vehicle comprises a machine body, a control cabin and an equipment cabin, wherein the control cabin and the equipment cabin are arranged on the machine body;
the data processing module comprises a wireless communication base station, a data storage unit, a data analysis unit and a central control unit, and the unmanned aerial vehicle is wirelessly connected with the data processing module through the wireless communication unit;
the information display module is connected with the data processing module and comprises a display screen and an operation panel;
a topographic map for showing regions is arranged in the central control unit, the central control unit divides the topographic map into N regions according to the area, and the divided regions are numbered in sequence and are a1 st region, a2 nd region, a 3 rd region and an … Nth region respectively;
planting crops to be displayed in each divided region, wherein the planting amount of each region is M;
patrol time intervals are arranged in the central control unit, and comprise a germination time interval T1 and a seedling growth time interval T2;
when the crops to be displayed are sown and sprout time intervals T1 are passed, the central control unit controls the unmanned aerial vehicle to carry out first inspection, the central control unit sends inspection signals to the wireless communication unit through the wireless communication base station, the unmanned aerial vehicle inspects a remote sensing area and records an inspection image A1;
the unmanned aerial vehicle transmits the inspection image A1 to the data processing module through the wireless communication unit, and the data processing module stores the inspection image A1;
when the first inspection is finished and the seedling growth time interval T2 passes, the unmanned aerial vehicle acquires the environmental information of the display area for the second time and generates an inspection image A2, and the unmanned aerial vehicle transmits the inspection image A2 to the data processing module through the wireless communication unit;
the central control unit integrates the images to generate a region group B1 and a region group B2, and for the region group Bi, Bi (Bi 1, Bi2, Bi3 … BiN), i =1,2, wherein Bi1 is a first region image of the patrol inspection image Ai, Bi2 is a second region image of the patrol inspection image Ai, and Bi3 is a third region image … BiN of the patrol inspection image Ai and an Nth region image of the patrol inspection image Ai;
the central control unit performs integrated analysis on the acquired image information, determines the total germination rate of the inspection area and the germination rate of any single area from the inspection image A1, and determines the germination condition of the area according to the total germination rate and the germination rate of the single area; the central control unit determines the survival rate of the crops in the single area from the patrol image A2;
for the j area, the central control unit calculates the crop cultivation score of the area according to the germination condition and the survival rate of the area, j =1,2,3 … N, and a germination rate ratio crop cultivation score parameter F1 and a survival rate crop cultivation score parameter F2 are set in the calculation process, wherein the score parameter F1 is adjusted for the first time according to the total germination condition of the inspection area and adjusted for the second time according to the germination condition of the j area, and the score parameter F2 is adjusted according to the survival rate of the j area;
the central control unit determines the cultivation grade of the jth area according to the crop cultivation score, integrates the grade, score, survival rate condition and germination condition of each area and image information of the area in different periods, transmits the integrated information to the information display module, and the information display module displays the information of each area through the display screen and selects different colors for displaying the cultivation grade of the area according to the information of different areas;
when adopting each regional information of information display module display, can choose for use the display mode, include: displaying a total image of the inspection area, displaying a single image of a designated area, displaying a plurality of images of the designated area and displaying the image distribution of the same level; after the display mode is selected, the image information in the designated area can be zoomed through the operation panel.
2. The information display system based on remote sensing images as claimed in claim 1, wherein the central control unit analyzes the patrol inspection image A1, counts the number of the sprouting plants in each area, and calculates the sprouting percentage of the crops in each area, wherein the sprouting percentage Cj of the jth area has Cj = mj/Mx 100%, j =1,2,3 … N, and mj is the number of the sprouting plants of the crops in the jth area;
the central control unit calculates the total number mz of the germination plants of the patrol area, mz = M1+ M2+ M3+ … + mN, and calculates the total germination rate Cz of the patrol area, and Cz = mz/(M multiplied by N);
the central control unit is provided with a first judgment grade parameter Cz1 and a second judgment grade parameter Cz2 of the total germination percentage, the central control unit compares the total germination percentage Cz of the inspection area with the first judgment grade parameter Cz1 and the second judgment grade parameter Cz2 to determine the total germination condition of the inspection area, wherein,
when the Cz is less than or equal to Cz1, the central control unit judges that the total germination rate of the inspection area is low;
when Cz is greater than 1 and less than or equal to Cz2, the central control unit judges that the total germination rate of the routing inspection area is moderate;
when Cz is larger than Cz2, the central control unit judges that the total germination rate of the routing inspection area is high.
3. The information display system based on remote sensing images as claimed in claim 2, wherein a first preset germination percentage ratio parameter G1 and a second preset germination percentage ratio parameter G2 are arranged in the central control unit, the central control unit calculates a ratio Dj of the germination percentage Cj of the jth area to the total germination percentage Cz of the inspection area, and Dj = Cj/Cz;
the central control unit compares Dj with a first preset germination rate ratio parameter G1 and a second preset germination rate ratio parameter G2, and judges the germination condition of the jth area according to the comparison result;
when Dj is less than or equal to G1, the central control unit judges that the j-th area has poor germination condition;
when G1 < Dj is less than or equal to G2, the central control unit judges that the j area condition is general;
when Dj is larger than G2, the central control unit judges that the condition of the jth area is good;
and the central control unit judges the germination conditions of all the areas according to the operation.
4. The information display system based on remote sensing images as claimed in claim 3, wherein the values of a first pre-determined germination percentage ratio parameter G1 and a second pre-determined germination percentage ratio parameter G2 are adjusted according to the total germination condition of the patrol area, the initial value of the first pre-determined germination percentage ratio parameter G1 is G1, the initial value of the second pre-determined germination percentage ratio parameter G2 is G2,
when the central control unit judges that the total germination percentage of the inspection area is low, the central control unit adjusts the first preset germination percentage ratio parameter G1 to G1 ', and adjusts the second preset germination percentage ratio parameter G2 to G2', G1 '= G1 × 1.1, and G2' = G2 × 1.15;
when the central control unit judges that the total germination percentage of the routing inspection area is moderate, the central control unit does not adjust the first preset germination percentage ratio parameter and the second preset germination percentage ratio parameter;
when the central control unit judges that the total germination rate of the inspection area is high, the central control unit adjusts the first preset germination rate ratio parameter G1 to G1 ', and adjusts the second preset germination rate ratio parameter G2 to G2', G1 '= G1 × 0.95, and G2' = G2 × 0.9.
5. The information display system based on remote sensing images of claim 4, wherein after the central control unit completes the germination percentage statistics of all areas, the central control unit analyzes the inspection image A2, counts the number of survived plants in each area, and calculates the survival rate of crops in each area, and for the survival rate of the jth area Ej, Ej = pj/mj x 100%, wherein pj is the number of survived plants in the growing period of seedlings;
the central control unit is internally provided with a survival rate judgment parameter e1, the central control unit calculates the ratio delta Ej of the j-th area survival rate Ej to the survival rate judgment parameter e1, the delta Ej = Ej/e 1, and the central control unit judges the j-th area survival rate according to the value of the delta Ej:
when the delta Ej is larger than or equal to 0.90, the central control unit judges that the survival rate of the jth area is excellent, and the jth area is suitable for the survival of planted crops;
when the delta Ej is more than or equal to 0.60 and less than 0.90, the central control unit judges that the survival rate of the jth area is general, and the jth area can ensure that the planted crops survive;
when the delta Ej is less than 0.50, the central control unit judges that the survival rate of the jth area is low, and the jth area can not guarantee the survival of the planted crops.
6. The information display system based on remote sensing images as claimed in claim 5, wherein a germination percentage ratio to crop cultivation scoring parameter F1 and a survival rate to crop cultivation scoring parameter F2 are arranged in the central control unit, the central control unit calculates a j-th region crop cultivation score Zj according to a ratio Dj of a j-th region germination percentage Cj to a total germination percentage Cz of the patrol area and a j-th region survival rate Ej, and Zj = djxF 1+ Ej xF 2.
7. The remote sensing image-based information display system according to claim 6, wherein the central control unit is provided with cultivation levels S1, S2, S3 and S4, wherein S1 is a first preset cultivation level, S2 is a second preset cultivation level, S3 is a third preset cultivation level, and S4 is a fourth preset cultivation level;
grading grade grading parameters z1, z2 and z3 are further arranged in the central control unit, wherein z1 is a first preset grading parameter, z2 is a second preset grading parameter, and z3 is a third preset grading parameter;
the central control unit compares the j-th area crop cultivation score Zj with each score grade score parameter, determines the j-th area cultivation grade according to the comparison result, wherein,
when Zj is larger than or equal to z1, the central control unit judges that the cultivation grade of the crops in the jth area is a first preset cultivation grade S1;
when z2 is not less than Zj and is less than z1, the central control unit judges that the cultivation grade of the crops in the jth area is a second preset cultivation grade S2;
when z3 is not less than Zj and is less than z2, the central control unit judges that the crop cultivation grade of the jth area is a third preset cultivation grade S3;
when Zj is less than z3, the central control unit judges that the j-th area crop cultivation grade is a fourth preset cultivation grade S4;
the green display-related information is taken for a region having a rating of the first preset cultivation rating S1, the blue display-related information is taken for a region having a rating of the second preset cultivation rating S2, the yellow display-related information is taken for a region having a rating of the third preset cultivation rating S3, and the red display-related information is taken for a region having a rating of the fourth preset cultivation rating S4.
8. The information display system based on remote sensing images as claimed in claim 7, wherein the germination percentage ratio is used for once adjusting a crop cultivation scoring parameter F1 according to the total germination condition of the inspection area, and the initial value of the parameter F1 is F1;
when the central control unit judges that the total germination rate of the inspection area is low, the central control unit adjusts the parameter F1 to be F1 ', F1' = F1 multiplied by 0.95;
when the central control unit judges that the total germination rate of the routing inspection area is moderate, the central control unit does not adjust the parameter F1;
when the central control unit judges that the total germination rate of the inspection area is high, the central control unit adjusts the parameter F1 to be F1 ', F1' = F1 multiplied by 1.05.
9. The remote sensing image-based information display system according to claim 8, wherein the germination percentage ratio secondary adjustment is performed on the crop cultivation scoring parameter F1 according to the germination condition of the jth area of the inspection area,
when the central control unit judges that the germination condition of the j-th area is poor, the central control unit adjusts the parameter F1 to be F1 ', F1 ' = F1 ' × 0.9;
when the central control unit judges that the condition of the jth area is general, the central control unit does not adjust the parameter F1;
when the central control unit determines that the condition of the j-th area is good, the central control unit adjusts the parameter F1 to F1 ', F1 ' = F1 ' × 1.1.
10. The remote sensing image-based information display system of claim 9, wherein the survival rate-to-crop cultivation score parameter F2 is adjusted according to the j-th area survival rate, and the initial value of the parameter F2 is F2;
when the central control unit judges that the survival rate of the j-th area is good, the central control unit adjusts the parameter F2 to F2 ', F2' = F2 × 1.1;
when the central control unit judges that the survival rate of the j area is general, the central control unit does not adjust the parameter F2;
when the central control unit determines that the survival rate of the j-th area is low, the central control unit adjusts the parameter F2 to F2 ', F2' = F2 × 0.95.
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| CN111008563A (en) * | 2019-11-01 | 2020-04-14 | 湖北工程学院 | Seed germination detection method and device in dark scene and readable storage medium |
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